00282nam a2200109Ia 450000500170000000800410001708200140005810000180007224500380009026000360012830000080016420260205040844.0260111s9999||||xx |||||||||||||| ||und||  a331  A88W  aAbruzzi, Adam 0aWork workers and work measurement  aN.Y.bColumbia universityc1956  a318